Fixed a bug in topology description (fake recording controls were not accessible).

Fixed some synchronization bugs (the system hangs while several cables are heavily used).

Added a pitch (frequency) shifting support.

Added a limited Vista support.

Version 4.03 (07.31.2006)

Fixed a bug that caused change of signal pitch. This issue was previously considered as DirectSound bug and was described in FAQ section related to speech engines. This section has been removed from the FAQ.